Thrombus

Definition

A thrombus is a blood clot formed within a blood vessel. It can obstruct blood flow, leading to serious health complications such as pulmonary embolism.

5 Must Know Facts For Your Next Test

1. A thrombus in the pulmonary arteries can lead to conditions like pulmonary embolism, which severely impacts lung function.
2. Certain nutritional deficiencies, such as low levels of vitamin K, can increase the risk of thrombus formation.
3. Obesity and diets high in saturated fats are risk factors for thrombosis due to their effects on blood viscosity and cholesterol levels.
4. Patients with chronic pulmonary illnesses are at higher risk for developing thrombi due to reduced mobility and inflammation.
5. Anticoagulant medications and proper hydration are crucial in preventing thrombus formation in patients with chronic pulmonary conditions.

Review Questions

• What role does vitamin K play in the formation or prevention of a thrombus?
• How can chronic pulmonary illnesses increase the risk of thrombus formation?
• Why is proper hydration important in preventing thrombi?

Related terms

Pulmonary Embolism: A blockage in one of the pulmonary arteries caused by a traveling blood clot from elsewhere in the body.

Anticoagulant:

Medication that helps prevent blood clots from forming or growing larger.

Hypercoagulability: A condition where there is an increased tendency for blood to form clots.